using System; using System.Data; using System.Configuration; using System.Collections; using System.Web; using System.Web.Security; using System.Web.UI; using System.Web.UI.WebControls; using System.Web.UI.WebControls.WebParts; using System.Web.UI.HtmlControls; namespace UpdatePanelUserControl { public partial class Default : System.Web.UI.Page { protected void EmployeeList1_OnSelectedIndexChanged(object sender, EventArgs e) { if (EmployeeList1.SelectedIndex != -1) EmployeeInfo1.EmployeeID = EmployeeList1.EmployeeID; else EmployeeInfo1.EmployeeID = 0; EmployeeInfo1.Update(); } } }